TW201933980A - 電磁波吸收體、附電磁波吸收體之物品、及電磁波吸收體的製造方法 - Google Patents
電磁波吸收體、附電磁波吸收體之物品、及電磁波吸收體的製造方法 Download PDFInfo
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- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
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- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/02—Physical, chemical or physicochemical properties
- B32B7/025—Electric or magnetic properties
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- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
- H01Q17/008—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems with a particular shape
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- B32B2255/00—Coating on the layer surface
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- B32B2255/26—Polymeric coating
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- B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
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- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/202—Conductive
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- B32B2307/204—Di-electric
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- B32B2307/212—Electromagnetic interference shielding
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Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
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| JP2017253475 | 2017-12-28 | ||
| JP2017-253475 | 2017-12-28 |
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| TW201933980A true TW201933980A (zh) | 2019-08-16 |
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| JP (1) | JPWO2019132027A1 (ja) |
| KR (1) | KR20200102431A (ja) |
| CN (1) | CN111557129A (ja) |
| TW (1) | TW201933980A (ja) |
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| US11978959B2 (en) * | 2018-09-25 | 2024-05-07 | Sekisui Chemical Co., Ltd. | λ/4 type radio wave absorber |
| JP2021044483A (ja) * | 2019-09-13 | 2021-03-18 | 日東電工株式会社 | インピーダンス整合膜及び電波吸収体 |
| JP2021163792A (ja) * | 2020-03-30 | 2021-10-11 | 株式会社ニフコ | 電波吸収体の製造方法、電波吸収体およびレーダ機構 |
| KR102391842B1 (ko) * | 2021-01-20 | 2022-04-29 | 한국과학기술원 | 샌드위치 구조를 갖는 주파수 가변 전자기파 흡수체 |
| KR20240035572A (ko) * | 2021-07-21 | 2024-03-15 | 닛토덴코 가부시키가이샤 | 전자파 실드 및 레이더용 커버 |
| KR20240035375A (ko) * | 2021-08-05 | 2024-03-15 | 닛토덴코 가부시키가이샤 | 전자파 실드 |
| WO2024190004A1 (ja) * | 2023-03-14 | 2024-09-19 | リンテック株式会社 | 電磁波吸収部材 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5364685A (en) | 1991-08-13 | 1994-11-15 | Central Glass Company, Limited | Laminated panel with low reflectance for radio waves |
| JPH0542623A (ja) | 1991-08-13 | 1993-02-23 | Central Glass Co Ltd | 電波低反射特性を有する積層板 |
| JP4857501B2 (ja) * | 2001-08-30 | 2012-01-18 | 凸版印刷株式会社 | 電波吸収体 |
| JP2003198179A (ja) | 2001-12-26 | 2003-07-11 | Nitto Denko Corp | 電磁波吸収体 |
| JP4177143B2 (ja) | 2003-03-14 | 2008-11-05 | 三井化学株式会社 | 電波吸収体 |
| GB2404087A (en) | 2003-07-18 | 2005-01-19 | Qinetiq Ltd | Electromagnetic radiation absorber |
| JP5770419B2 (ja) * | 2009-08-28 | 2015-08-26 | Ｎｅｃトーキン株式会社 | 電磁干渉抑制体 |
| WO2011099183A1 (ja) * | 2010-02-15 | 2011-08-18 | 日本電気株式会社 | 電波吸収体、及びパラボラアンテナ |
| JP5302287B2 (ja) | 2010-11-02 | 2013-10-02 | 清二 加川 | 電磁波吸収体 |
| EP2741595B1 (en) * | 2011-07-26 | 2018-05-30 | Seiji Kagawa | Electromagnetic wave absorption film having high heat dissipation properties |
| JP2014090162A (ja) * | 2012-10-04 | 2014-05-15 | Shin Etsu Polymer Co Ltd | カバーレイフィルムおよびフレキシブルプリント配線板 |
| KR20150130915A (ko) | 2014-05-14 | 2015-11-24 | 티디케이가부시기가이샤 | 자기억제 시트 및 그 제조방법 |
| JP2015220260A (ja) * | 2014-05-14 | 2015-12-07 | Tdk株式会社 | 磁気抑制シート及びその製造方法 |
| KR101576070B1 (ko) * | 2014-09-15 | 2015-12-10 | 국방과학연구소 | 다층 플렉시블 전자기파 흡수체 |
| JP6375403B2 (ja) | 2016-03-04 | 2018-08-15 | 日東電工株式会社 | 電磁波吸収体および電磁波吸収体付成形品 |
| FR3052600B1 (fr) * | 2016-06-10 | 2018-07-06 | Thales | Antenne filaire large bande a motifs resistifs |
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- 2018-12-28 EP EP18893714.8A patent/EP3735119A4/en not_active Withdrawn
- 2018-12-28 US US16/957,885 patent/US11266048B2/en active Active
- 2018-12-28 WO PCT/JP2018/048541 patent/WO2019132027A1/ja unknown
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| CN111557129A (zh) | 2020-08-18 |
| US11266048B2 (en) | 2022-03-01 |
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